nginxInstall.sh
#!/bin/bash # 检查是否是root用户,不是则退出程序；检查是否有wget应用,没有则帮其装上 # 如果已经安装且启动的，想重新安装，自行手动杀死后台的Nginx进程 check () { test $USER == 'root' || (echo '必须是root用户，请检查' ; exit 1) [ -e /usr/bin/wget ] || yum -y install wget &>/dev/null } # 依赖安装 install_dependencies () { if ! ( yum -y install elinks gcc-* pcre-devel zlib-devel 1>/dev/null ); then echo "nginx相关的依赖安装失败，请检查" exit 1 fi } # 变量分别是 # nginx_home：下载目录[别将其设为根目录，会导致删掉整个Linux，后果自负] # nginx_install_home：安装目录[别将其设为根目录，会导致删掉整个Linux，后果自负] # nginx_version：Nginx版本号 nginx_home=/usr/nginx nginx_install_home=/usr/nginx/nginx nginx_version=nginx-1.20.0.tar.gz # 下载、解压nginx download_nginx () { if [ ! -d ${nginx_home} ]; then mkdir -p ${nginx_home} fi cd $nginx_home rm -rf * # if ! $(find / -name $nginx_version | grep ${nginx_home}'/'$nginx_version); then rm -rf ${nginx_version} wget "http://nginx.org/download/${nginx_version}" || (echo "nginx安装包下载失败, 请检查" ; exit 1) # fi tar -xvf ${nginx_version} 1>/dev/null || echo " ${nginx_version}解压失败" } # 安装nginx install_nginx () { cd $(echo $nginx_version | cut -d '.' -f1-3) rm -rf ${nginx_install_home} if ./configure --prefix=${nginx_install_home} 1>/dev/null; then echo "Nginx: 配置成功" if make 1>/dev/null; then echo "Nginx: 编译成功" if make install 1>/dev/null; then echo "Nginx: 编译后安装成功" else echo "Nginx: 编译后安装失败" make clean exit 1 fi else echo "Nginx: 编译失败" make clean exit 1 fi else echo "Nginx: 配置失败" exit 1 fi } # 启动nginx test_nginx () { if $nginx_install_home/sbin/nginx ; then # 将nginx设为全局命令 ln -s $nginx_install_home/sbin/nginx /usr/bin/nginx echo "Nginx: 启动成功" # 访问80端口，查看是否是nginx页面 elinks http://localhost -dump nginx -v else echo "Nginx: 启动失败" fi } # 开放服务器防火墙80端口给外界 open_firewalld_80 () { # 查看Linux防火墙是否开启，开启则开放80端口，否则不做处理 if firewall-cmd --state | grep 'running' ; then firewall-cmd --permanent --add-port=80/tcp firewall-cmd --reload echo '80端口已经开启，可通过浏览器进行访问服务器80端口' fi } # 调用上述函数, 开始执行Nginx安装流程 check install_dependencies download_nginx install_nginx test_nginx open_firewalld_80 